thank-you

[ thangk-yoo ]
See synonyms for thank-you on Thesaurus.com
adjective
  1. expressing one's gratitude or thanks: a thank-you note.

noun
  1. an expression of thanks, as by saying “thank you”: I never got so much as a thank-you for helping him.

Origin of thank-you

1
1785–95 for def. 2; noun and adj. use of verb phrase thank you

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How to use thank-you in a sentence

British Dictionary definitions for thank you

thank you

interjection, noun
  1. a conventional expression of gratitude

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012